El Niño, the periodic abnormal warming of the sea surface off Peru, a phenomenon in which changes in the ocean and atmosphere combine allowing the warm water that has accumulated in the western Pacific to flow back to the east.

Aa phenomenon in which changes in the ocean and atmosphere combine allowing the warm water that has accumulated
分析该选项

Ba phenomenon where changes in the ocean and atmosphere are combining to allow the warm water that is accumulating
分析该选项

Ca phenomenon in which ocean and atmosphere changes combine and which allows the warm water that is accumulated
分析该选项

Dis a phenomenon in which changes in the ocean and atmosphere combine to allow the warm water that has accumulated
分析该选项

Eis a phenomenon where ocean and atmosphere changes are combining and allow the warm water accumulating
分析该选项